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arsen [322]
3 years ago
6

See attachment below!!!!

Mathematics
2 answers:
german3 years ago
8 0

Answer:

-6

Step-by-step explanation:

Simplifying it the most gets it to -6

liubo4ka [24]3 years ago
3 0

Answer: Third option.

Step-by-step explanation:

We need to remember these properties:

log_b(a)^n=nlog_b(a)\\\\log_b(b)=1\\\\\frac{1}{a}=a^{-1}

Then, given the following expression:

log_2(\frac{1}{64} )

You need to:

- Descompose 64 into its prime factors:

64=2*2*2*2*2*2=2^6

- Substitute:

log_2(\frac{1}{2^6} )

- Apply the properties shown above:

log_2(2)^{-6}=-6log_2(2)=-6(1)=-6

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Answer:

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Step-by-step explanation:

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4 0
3 years ago
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WHICH IS THE CORRECT ANSWER ?!
alex41 [277]

Answer:

B

Step-by-step explanation:

when you calculate in calculator putting all given values it will give 17/8

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8 0
2 years ago
Can someone actually help and not tell me to use google. thanks.
solmaris [256]

Answer:

i deserved these

Step-by-step explanation:

3 0
3 years ago
Use the formula SA=6s2 , where SA is the surface area and s is the edge length of the cube, to solve this problem.
Irina-Kira [14]
Using the SA formula you'll have to substitute in the edge length for s.

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SA = 584064

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3 0
2 years ago
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If 4 electricians can complete a job in 8 hours how long will it take 3 electricians to complete the same job
levacccp [35]
We know that

if <span>4 electricians can complete a job in 8 hours
then
</span>100% of a job -------> 8 hours
x------------------> 1 hour
x=100/8----> x=12.5%

divide by 4 electricians
12.5%/4-----> 3.125%
that means each electrician can complete 3.125% of a job in 1 hour

therefore
3 electricians-----> 3*3.125%----> 9.375% in 1 hour
so
9.375%-----------> 1 hour
100%--------------> x
x=100/9.375----> x=10.67 hours

the answer is
10.67 hours

8 0
3 years ago
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